81018072

素因数分解:

$2^3\times 3^2\times {\mathrm{379}}^1\times {\mathrm{2969}}^1$

素因数の和:3360

約数の個数: 48

約数和(自身を含む): 220077000

約数和(自身を除く): 139058928

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 379, 758, 1137, 1516, 2274, 2969, 3032, 3411, 4548, 5938, 6822, 8907, 9096, 11876, 13644, 17814, 23752, 26721, 27288, 35628, 53442, 71256, 106884, 213768, 1125251, 2250502, 3375753, 4501004, 6751506, 9002008, 10127259, 13503012, 20254518, 27006024, 40509036, 81018072]

約数ペア:

[(1, 81018072), (2, 40509036), (3, 27006024), (4, 20254518), (6, 13503012), (8, 10127259), (9, 9002008), (12, 6751506), (18, 4501004), (24, 3375753), (36, 2250502), (72, 1125251), (379, 213768), (758, 106884), (1137, 71256), (1516, 53442), (2274, 35628), (2969, 27288), (3032, 26721), (3411, 23752), (4548, 17814), (5938, 13644), (6822, 11876), (8907, 9096)]